3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $files = array(1,2); $x = mt_rand(0,count($files)); echo($files[$x-1]); ?>
Output for 5.3.3 - 5.3.4, 5.3.9 - 5.3.12, 5.3.14, 5.3.19 - 5.3.20, 5.3.23 - 5.3.24, 5.3.27, 5.4.3 - 5.4.4, 5.4.12 - 5.4.13, 5.4.16, 5.4.28 - 5.4.29, 5.4.31, 5.4.34, 5.4.39, 5.4.44, 5.5.1, 5.5.9, 5.5.14, 5.5.18, 5.5.22 - 5.5.23, 5.5.29, 5.5.31, 5.5.34 - 5.5.35, 5.6.2, 5.6.5, 5.6.12, 5.6.15, 5.6.18, 5.6.21, 7.0.1 - 7.0.3, 7.0.5 - 7.0.7, 7.0.9, 7.1.0
Notice: Undefined offset: -1 in /in/FjH0B on line 4
Output for 4.3.0 - 4.3.4, 4.3.10, 4.4.2, 4.4.6 - 5.0.1, 5.0.3 - 5.0.5, 5.1.3, 5.2.0 - 5.2.3, 5.2.9 - 5.2.10, 5.2.12 - 5.2.13, 5.3.1, 5.3.5, 5.3.15 - 5.3.18, 5.3.21 - 5.3.22, 5.3.26, 5.4.0, 5.4.6, 5.4.8 - 5.4.11, 5.4.15, 5.4.20 - 5.4.23, 5.4.26 - 5.4.27, 5.4.36, 5.4.40 - 5.4.41, 5.4.45 - 5.5.0, 5.5.4 - 5.5.7, 5.5.10, 5.5.13, 5.5.15, 5.5.21, 5.5.25, 5.5.28, 5.5.37 - 5.5.38, 5.6.3, 5.6.6, 5.6.9 - 5.6.10, 5.6.13 - 5.6.14, 5.6.17, 5.6.20, 5.6.24, 5.6.28, 7.0.0, 7.0.10 - 7.0.14
1
Output for 4.3.7, 4.3.9, 4.3.11 - 4.4.0, 4.4.4 - 4.4.5, 5.1.1 - 5.1.2, 5.1.5, 5.2.4 - 5.2.8, 5.2.15, 5.3.0, 5.3.2, 5.3.6 - 5.3.8, 5.3.13, 5.3.25, 5.3.28 - 5.3.29, 5.4.1 - 5.4.2, 5.4.5, 5.4.7, 5.4.14, 5.4.17 - 5.4.19, 5.4.24 - 5.4.25, 5.4.30, 5.4.32, 5.4.35, 5.4.37 - 5.4.38, 5.4.42 - 5.4.43, 5.5.2 - 5.5.3, 5.5.8, 5.5.11 - 5.5.12, 5.5.16, 5.5.19 - 5.5.20, 5.5.24, 5.5.26 - 5.5.27, 5.5.30, 5.5.32 - 5.5.33, 5.5.36, 5.6.0 - 5.6.1, 5.6.4, 5.6.7 - 5.6.8, 5.6.11, 5.6.16, 5.6.19, 5.6.22 - 5.6.23, 5.6.25, hhvm-3.12.0, 7.0.4, 7.0.8
2
Output for hhvm-3.10.0
Notice: Undefined index: -1 in /in/FjH0B on line 4
Output for 4.3.5 - 4.3.6, 4.3.8, 4.4.1, 4.4.3, 5.0.2, 5.1.0, 5.1.4, 5.1.6, 5.2.11, 5.2.14, 5.2.16 - 5.2.17
Notice: Undefined offset: -1 in /in/FjH0B on line 4